I think that's more of a political problem than just a Republican one. In fact, it's a problem of the access to power in general since we find the same abuse of language in commercial advertisements. I write about it elsewhere as a problem with selling anything that doesn't sell itself, in which case the act of selling is necessarily deceptive.

https://medium.com/discourse/what-does-it-mean-to-speak-politically-643a363ea1bb?sk=305a6810edeb78e7a9a506c195f487bb

https://aninjusticemag.com/the-mystery-of-why-journalists-still-interview-politicians-53db7c300e70?sk=172428fa8d3a9e5df07a38f745cfa3d2